Using Penelope to assess the correctness of NASA Ada software

a demonstration of formal methods as a counterpart to testing
  • 150 Pages
  • 1.39 MB
  • 1848 Downloads
  • English
by
NASA , Washington
Computer software -- Quality assurance., Statistics -- Computer programs -- Quality assur
StatementCarl T. Eichenlaub, C. Douglas Harper, and Geoffrey Hird.
SeriesNASA contractor report -- NASA CR-4509.
ContributionsHarper, C. Douglas., Hird, Geoffrey., National Aeronautics and Space Administration.
The Physical Object
Paginationix, 150 p. ;
ID Numbers
Open LibraryOL14700132M

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Using SPARK, developers can formally verify properties of their code such as information flow, freedom from runtime errors, functional correctness, security properties and safety properties. Written by two SPARK experts, this is the first introduction to the just-released version.

Ada is a structured, statically typed, imperative, and object-oriented high-level programming language, extended from Pascal and other languages.

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NASA SYSTEMS ENGINEERING HANDBOOK viii Preface S ince the initial writing of NASA/SP in and the following revision (Rev 1) insystems engineering as a discipline at the National Aeronautics and Space Administration (NASA) has undergone rapid and continued evolution.

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However, there is probably a better likelihood of building secure software when an organization follows solid software engineering practices with an emphasis on good design, quality practices such as inspections and reviews, use of thorough testing methods, appropriate use of tools, risk management, project management, and people management.

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This includes using the options mentioned in Section II as reference models, but also involves using widely-used code and tools (e.g. using a Linux operating system [12, 13]), which generally. The committee’s assignment was to assess the strengths and weaknesses of the approach used by NASA’s Applied Science Program (ASP) to promote the use of NASA data and research in decision-support systems (DSS) for the land, ocean, and atmosphere that yield benefits to part of its assessment the committee examined ASP’s partnerships and community engagement, the.

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The part-task simulator at NASA includes a simple cockpit with very basic flight controls and F16 aerodynamics software with 6-DOF equations of motion logic developed by NASA. Wichmann has proposed a lower level language, called Low-Ada [Wichmann 89a], designed to avoid insecurities in the full Ada language [Wichmann 89b].

This language is not an ordinary programming language but is an intermediate form for representing Ada programs to facilitate the production of high integrity software using Ada.

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This NPR sets forth the retention periods of Federal records of the National Aeronautics and Space Administration (NASA).

This revised edition has been correlated with the Agency Filing Scheme (Appendix A), which is the filing scheme for NASA, and the General Records Schedules (GRS) produced by the National Archives and Records Administration (NARA).Use a Checklist to Assess, Validate or Verify.

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